Column Adapter for 6mL SPE cartridgee, pk/10 Back Catalog number: 12809 Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 730158 Chromab. empty columns, 70mL, PP 160,47 € 730164 Chromab. PE filter. f. PP columns 1mL 133,20 € 12131021 Frits-6ml, 1/2in, 20um, 100/pk 86,88 € 65,16 €